US2735832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bx s sx p px s sx e e
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5398
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A THERMALLY STABLE RESIN COMPOSITION COMPRISING A MONOOLEFINIC HYDROCARBON-SULFUR DIOXIDE RESIN CONTAINING AS A STABILIZER AN ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF TETRATHIOPHOSPHORIC ACID AND TRITHIOPHOSPHOROUS ACID REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
35 words
A THERMALLY STABLE RESIN COMPOSITION COMPRISING A MONOOLEFINIC HYDROCARBON-SULFUR DIOXIDE RESIN CONTAINING AS A STABILIZER AN ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF TETRATHIOPHOSPHORIC ACID AND TRITHIOPHOSPHOROUS ACID REPRESENTED BY THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |